Bundle send-command script (#296)

Author: itzg

Dockerfile

@@ -48,6 +48,7 @@ RUN easy-add --var version=0.5.0 --var app=mc-monitor --file {{.app}} --from htt
 COPY *.sh /opt/
 
 COPY property-definitions.json /etc/bds-property-definitions.json
+COPY bin/* /usr/local/bin/
 
 # Available versions listed at
 # https://minecraft.gamepedia.com/Bedrock_Edition_1.11.0

README.md

@@ -190,7 +190,15 @@ For more information about managing Bedrock Dedicated Servers in general, [check
 
 ## Executing server commands
 
-Assuming you started container with stdin and tty enabled (such as using `-it`), you can attach to the container's console by its name or ID using:
+This image comes bundled with a script called `send-command` that will send a Bedrock command and argument to the Bedrock server console. The output of the command only be visible in the container logs.
+
+For example:
+
+```
+docker exec CONTAINER_NAME_OR_ID send-command gamerule dofiretick false
+```
+
+Alternatively, with stdin and tty enabled (such as using `-it`), attach to the container's console by its name or ID using:
 
 ```shell script
 docker attach CONTAINER_NAME_OR_ID
@@ -199,7 +207,7 @@ docker attach CONTAINER_NAME_OR_ID
 While attached, you can execute any server-side commands, such as op'ing your player to be admin:
 
 ```
-op YOUR_XBOX_USERNAME
+gamerule dofiretick false
 ```
 
 When finished, detach from the server console using Ctrl-p, Ctrl-q

bin/send-command

@@ -0,0 +1,16 @@
+#!/bin/bash
+
+if [[ $* ]]; then
+  if proc=$(find /proc -mindepth 2 -maxdepth 2 -name exe -lname '/data/bedrock_server-*' -printf '%h' -quit); then
+    if [[ $proc ]]; then
+      echo "$@" > "$proc/fd/0"
+    else
+      echo "ERROR: unable to find bedrock server process"
+      exit 2
+    fi
+  else
+    echo "ERROR: failed to search for bedrock server process"
+    exit 2
+  fi
+fi
+